Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 572
NWS Storm Prediction Center Norman OK
430 PM CDT Tue Jul 30 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northern Nebraska
South Central South Dakota
* Effective this Tuesday afternoon and evening from 430 PM until
1100 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Thunderstorms are rapidly intensifying near the
Nebraska-South Dakota border. These storms will pose a risk of
large hail and damaging winds for several hours this afternoon and
evening.
The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 75 miles west northwest
of Valentine NE to 20 miles east northeast of Oneill NE. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU2).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 570...WW 571...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
28030.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW2
WW 572 SEVERE TSTM NE SD 302130Z - 310400Z
AXIS..60 STATUTE MILES NORTH AND SOUTH OF LINE..
75WNW VTN/VALENTINE NE/ - 20ENE ONL/ONEILL NE/
..AVIATION COORDS.. 50NM N/S /64SE RAP - 18ENE ONL/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 28030.
LAT...LON 44130193 43459832 41719832 42390193
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU2.
Watch 572 Status Report Messages:
STATUS REPORT #4 ON WW 572
VALID 310345Z - 310400Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 SSW ANW
TO 25 ESE ANW TO 20 E ONL.
WW 572 WILL BE ALLOWED TO EXPIRE AT 310400Z.
..HART..07/31/24
ATTN...WFO...LBF...UNR...FSD...
&&
STATUS REPORT FOR WS 572
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC009-017-071-089-115-149-183-310400-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BLAINE BROWN GARFIELD
HOLT LOUP ROCK
WHEELER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 572
VALID 310150Z - 310240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..WEINMAN..07/31/24
ATTN...WFO...LBF...UNR...FSD...
&&
STATUS REPORT FOR WS 572
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC009-015-017-031-071-089-103-115-149-171-183-310240-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BLAINE BOYD BROWN
CHERRY GARFIELD HOLT
KEYA PAHA LOUP ROCK
THOMAS WHEELER
$$
SDC023-053-055-071-095-123-310240-
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
CHARLES MIX GREGORY HAAKON
JACKSON MELLETTE TRIPP
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 572
VALID 310040Z - 310140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1753
..WEINMAN..07/31/24
ATTN...WFO...LBF...UNR...FSD...
&&
STATUS REPORT FOR WS 572
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC009-015-017-031-071-089-103-115-149-171-183-310140-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BLAINE BOYD BROWN
CHERRY GARFIELD HOLT
KEYA PAHA LOUP ROCK
THOMAS WHEELER
$$
SDC007-023-053-055-071-095-121-123-310140-
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
BENNETT CHARLES MIX GREGORY
HAAKON JACKSON MELLETTE
TODD TRIPP
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 572
VALID 302335Z - 310040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1753
..WEINMAN..07/30/24
ATTN...WFO...LBF...UNR...FSD...
&&
STATUS REPORT FOR WS 572
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC009-015-017-031-071-089-103-115-149-171-183-310040-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BLAINE BOYD BROWN
CHERRY GARFIELD HOLT
KEYA PAHA LOUP ROCK
THOMAS WHEELER
$$
SDC007-023-053-055-071-095-121-123-137-310040-
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
BENNETT CHARLES MIX GREGORY
HAAKON JACKSON MELLETTE
TODD TRIPP ZIEBACH
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability of 1 or more hailstones > 2 inches
|
Mod (40%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (70%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.